How does NOAA issue severe storm watches for Santa Ana?

The National Weather Service (NWS) monitors atmospheric instability across California. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in Santa Ana today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

CA, USAZIP 92701Live NOAA Station

Santa Ana, CA

Q: What is the current temperature and forecast in Santa Ana, California?

The current weather in Santa Ana is around 78°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Clear sky•Ressenti 83°F+3° heat index

84°F/68°F

2 mph 355°

57%Humidité

78°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Mis à jour: 04:00 AM (America/Los_Angeles)

Daily Meteorological Briefing

Santa Ana, CA

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Santa Ana, CA today.

Current temperature is 78°F (feels like 83°F), with daytime highs reaching 84°F and overnight lows around 68°F. Humidity is at 57%, with atmospheric pressure steady at 1011.8 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 9° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 5.75 • High UV

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Prévisions heure par heure

Next 16 Hours

Now

70°F

1 AM

69°F

2 AM

69°F

3 AM

69°F

4 AM

69°F

5 AM

69°F

6 AM

70°F

7 AM

69°F

8 AM

71°F

9 AM

74°F

10 AM

75°F

11 AM

78°F

12 PM

81°F

1 PM

84°F

2 PM

81°F

3 PM

81°F

Prévisions sur 10 jours

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

68°F

84°F

Wed

Sep 23

61°F

81°F

Thu

Sep 24

66°F

86°F

Fri

Sep 25

73°F

89°F

Sat

Sep 26

74°F

90°F

Sun

Sep 27

74°F

86°F

Mon

Sep 28

70°F

78°F

Tue

Sep 29

68°F

77°F

Wed

Sep 30

68°F

82°F

Thu

Oct 1

71°F

88°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Indice UVHigh

5.75 / 11+

Protection requiredPeak 6.95

Vent355°

2 mph

Wind Gusts:2 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise06:39 AM

Sunset06:48 PM

Solar Noon:12:54 PM

HumiditéComfortable

57%

Point de rosée:61°F

PressionSteady

29.88 inHg

Trend:Stable (+0.1 hPa)

VisibilitéClear

18.5 mi

Haze:Minimal

Air Quality Index (AQI)Moderate

52US EPA Standard

Air quality is acceptable for most people.

PM2.515 µg

OZONE87 µg

PM1020 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsGood

Pleasant conditions for light outdoor activities.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise11:39 PM

Daylight ~13h

Sunset11:48 AM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Questions fréquentes sur la météo - Santa Ana, California

The current weather in Santa Ana is around 78°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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